the fibers can be traced
Projecting cotton fibers on a screen
ex T. S. Miller, Sr., Cotton: Trade Guide and Student’s Manual, Fourth Edition (1923) : 88
Miller credits Dr. N. A. Cobb for originating the Projection Method.
Reading Marcus Boon, In Praise of Copying (2010).
tags: copying; cotton; drawing; lines; tracing
Nathan Augustus Cobb